
Ref. 278343RBR-0021
This Rolex Datejust 31 mm, reference 278343RBR-0021, has a case measuring 31 mm in steel and gold. The domed bezel is set with diamonds, and a Cyclops lens sits over the date on the sapphire crystal. The dark grey dial is also set with diamonds. Inside is the calibre 2236, a self-winding mechanical movement with a Superlative Chronometer certification and a power reserve of approximately 55 hours. The watch shows a date alongside central seconds, and the screw-down crown adds to its practical construction. It is fitted with a steel and gold bracelet closed by a folding Oysterclasp with the Easylink comfort extension link. Water resistance reaches 100 metres, courtesy of the screw-down crown's Twinlock system.
TECHNICAL SPECIFICATIONS
GENERAL
Gender
Women
CASE
Diameter
31mm
Case Material
Gold/Steel
Water Resistance
100m
Crystal
Sapphire Crystal
Bezel Material
Gem-set
MOVEMENT
Movement Type
Automatic
Caliber
2236
Power Reserve
55h
Frequency
28,800 vph
Jewels
55 jewels
DIAL
Dial Color
Grey
Numerals
Gemstones
BRACELET/STRAP
Bracelet/Strap
Gold/Steel
Clasp Type
Fold Clasp
Clasp Material
Gold/Steel
